x1 = center_x+(radius-margin)*math.cos(i*6*np.pi/180.0) y1 = center_y+(radius-margin)*math.sin(i*6*np.pi/180.0) pt1.append((int(x1), int(y1))) # 同心小圆，计算 ...

This tutorial is about developing bcc tools and programs using the Python interface. There are two parts: observability then networking. Snippets are taken from various programs in bcc: see their ...

Gesture control robotics replaces traditional buttons and joysticks with natural hand movements. This approach improves user ...